Books by Edgar Kirke Soper:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Soper, Edgar Kirke, 1886-: The origin, occurance, and uses of Minnesota peat ... ([Minneapolis], 1923) (page images at HathiTrust)- Soper, Edgar Kirke, 1886-: The origin, occurrence, and uses of Minnesota peat ... ([Minneapolis, 1917) (page images at HathiTrust)
- Soper, Edgar Kirke, 1886-: The peat deposits of Minnesota (University of Minnesota, 1919), also by United States Bureau of Mines and Geological Survey (U.S.) (page images at HathiTrust)
- Soper, Edgar Kirke, 1886-: Peat in the United States (Govt. Print. Off., 1922), also by Clarence C. Osbon and Geological Survey (U.S.) (page images at HathiTrust)
Find more by Edgar Kirke Soper at your library, or elsewhere.